The corpus luteum forms from the empty follicle left behind after ovulation. It is the last active stage of an ovarian follicle’s lifecycle. The corpus luteum doesn’t get enough credit for the ...

Ovarian cysts are very common in people who menstruate, with an estimated 10% to 30% of women — and potentially more — developing at least one in their lifetime. These fluid-filled sacs develop in or ...

Ovarian cysts are fluid-filled sacs that form on or inside the ovaries for a variety of reasons. Often, they disappear on their own, but sometimes, they can grow very large, burst or cause an ovary to ...